/*
 * Copyright (C) 2005-present, 58.com.  All rights reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.wuba.wpaxos.utils;

public class TimeStat {
	private long timeStmp;
	
	public TimeStat() {
		this.timeStmp = Time.getSteadyClockMS();
	}

	public int point() {
		long nowTime = Time.getSteadyClockMS();
		int passTime = 0;
		if (nowTime > this.timeStmp) {
			passTime = (int) (nowTime - this.timeStmp);
		}
		
		this.timeStmp = nowTime;
		return passTime;
	}
}
